Home / 734,755.46-1,013,893.20-412,402.59

Finding the Fourth Proportional to 734,755.46, 1,013,893.20 and 412,402.59

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Solution

The fourth proportional to 734,755.46, 1,013,893.20 and 412,402.59 is: 569,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,755.46 : 1,013,893.20 = 412,402.59 : x
  2. Step 2: Convert to fraction form
    734,755.46/1,013,893.20 = 412,402.59/x
  3. Step 3: Cross multiply
    734,755.46x = 1,013,893.20 × 412,402.59
  4. Step 4: Simplify right side
    734,755.46x = 418,132,181,663.39
  5. Step 5: Solve for x
    x = 418,132,181,663.39/734,755.46
  6. Step 6: Final answer
    x = 569,076.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.